import axios, { type Method } from 'axios'
import {getLocalToken} from "@/utils/auth";
import {ElMessage} from "element-plus";
import {useUserStore} from "@/stores/user";
import router from "@/router";

const service = axios.create({
    baseURL: 'https://api-hmzs.itheima.net/tj',
    timeout: 5000,
})

/**
 * 请求拦截器
 */
service.interceptors.request.use(
    config => {
        const token = getLocalToken()
        if (token){
            config.headers.Authorization = `Bearer ${token}`
        }
        return config
    },
    error => {
        ElMessage.error(error.response.data.msg);
        return Promise.reject(error)
    },
)

service.interceptors.response.use(
    response => {
        return response.data
    },
    error => {
        // 处理token失效
        if (error.response.status === 401) {
            ElMessage.error('token失效,请重新登录')
            const store = useUserStore()
            store.setToken('')
            router.push('/login')
        }else {
            ElMessage.error(error.response.data.message)
        }
        return Promise.reject(error)
    },
)

type Data<T> = {
    code: number
    message: string
    data: T
}

/**
 * 封装一个request方法
 */
const request = <T>(url: string, method: Method = 'GET', submitObj?: object)=>{
    return service.request<T, Data<T>>({
        url,
        method,
        [ method.toLowerCase() === 'get' ? 'params' : 'data' ]: submitObj
    })
}

export { request ,service}
